Hydraulics and Fluid Mechanics in ME Delivery head of a centrifugal pump is Directly proportional to N Inversely proportional to N Directly proportional to N² Inversely proportional to N² Directly proportional to N Inversely proportional to N Directly proportional to N² Inversely proportional to N² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A compound pipe is required to be replaced by a new pipe. The two pipes are said to be equivalent, if Length of both the pipes is same Loss of head and velocity of flow in both the pipes is same Diameter of both the pipes is same Loss of head and discharge of both the pipes is same Length of both the pipes is same Loss of head and velocity of flow in both the pipes is same Diameter of both the pipes is same Loss of head and discharge of both the pipes is same ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The undershot water wheels are those in which None of these The wheel runs entirely by the impulse of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water None of these The wheel runs entirely by the impulse of water The wheel runs partly by the weight of water and partly by the impulse of water The wheel runs entirely by the weight of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Chezy's formula, the discharge through an open channel is (where A = Area of flow, C = Chezy's constant, m = Hydraulic mean depth, and i = Uniform slope in bed) AC × √(m × i) mi × √(A × C) C × √(m × i) A × √(m × i) AC × √(m × i) mi × √(A × C) C × √(m × i) A × √(m × i) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In series-pipe problems a trial solution is not necessary the head loss is same through each pipe the discharge is same through each pipe the discharge through each pipe is added to obtain total discharge a trial solution is not necessary the head loss is same through each pipe the discharge is same through each pipe the discharge through each pipe is added to obtain total discharge ANSWER DOWNLOAD EXAMIANS APP